CVE-2012-4461

Low

The KVM subsystem in the Linux kernel before 3.6.9, when running on hosts that use qemu userspace without XSAVE, allows local users to cause a denial of service (kernel OOPS) by using the KVM_SET_SREGS ioctl to set the X86_CR4_OSXSAVE bit in the guest cr4 register, then calling the KVM_RUN ioctl.

Package Linux Kernel
Published 2013-01-22
Last modified 2026-04-29
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

1.9

out of 10
Low
Attack Vector
Local
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
None
Integrity
None
Availability
Vector string
AV:L/AC:M/Au:N/C:N/I:N/A:P

References

The following references provide additional information about CVE-2012-4461 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2012-4461?

    CVE-2012-4461 is a Low severity Linux kernel vulnerability with a CVSS score of 1.9 out of 10 . CVE-2012-4461 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2012-4461?

    CVE-2012-4461 has a CVSS score of 1.9 out of 10, rated Low severity (CVSS 2.0). The vector string is AV:L/AC:M/Au:N/C:N/I:N/A:P .

  • Is there a patch available for CVE-2012-4461?

    No patch is currently available for CVE-2012-4461. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2012-4461 actively exploited?

    No — CVE-2012-4461 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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